15 Best Dual Fuel Generators Reviews (Updated in 2021)

I assume you know what a dual-fuel generator is! If not, let’s start by introducing you to the dual-fuel generator. As the name suggests, it’s a type of generator that can run on two different types of fuel. A dual-fuel generator can be running on gasoline or propane or both natural gas and diesel, diesel, or propane, to name some. Today, these generators bring a whole new world of possibilities. The capability of running on two different fuels gives you the freedom to use the most available and convenient for you.

With that in mind, it’s time to get to the business of the day. Here I’m going to give a list of top best dual-fuel generators you can buy today. I’m hoping at the end of this article; you will be in a position to find and buy a dual-fuel generator perfect for your needs.

Let’s get started!

Top 15 Best Dual-Fuel Generators in 2021

1. DuroMax XP5500EH Dual-Fuel Portable Generator

I’m starting the list with this high-quality, heavy-duty DuroMax XP5500 generator. It’s a dual-fuel, gas-propane generator with a portable design. The generator is designed to give you plenty of portable power. It comes equipped with a robust, high-power 225cc OHC DuroMax engine giving it enough energy to deliver you 4500 running watts and 5500 starting watts.

With such an amount of power, the generator is perfect for almost all running household appliances and offering ample energy on job sites. As a DuroMax Mighty Series, the generator is nothing short of a mighty and top-notch power source. The durable construction and the reliable mobility kit making the generator a perfect piece to carry with you while you go camping, tailgating, or any other outdoor use.

2. Westinghouse WGen7500DF Dual-Fuel Portable Generator

The next model is the Westinghouse WGen7500DF, another dual-fuel portable generator with wheels and handles to make sure you have a portable power unit for your next camping, RVing, and tailgating. I also love the fact that it’s a mighty beast with plenty of power to give; it delivers 7500 running watts, and 9500 rated watts for reliable power.

With the use of a powerful 420cc air-cooled OHV engine, the generator is more than capable of giving you reliable and long-lasting power enough for keeping your home life during a power outage. As a dual-fuel generator, it comes with a patented fuel switch allowing you to switch between the fuels safely while the generator operates; there’s no time to waste.

3. Champion 100307 Portable Generator

Another best duel fuel generator is the Champion 100307, an RV-ready portable model. It’s here to bring you versatile and convenient power that you can use in your RV, at home, or for recreational purposes. It comes equipped with a high-power Champion engine that allows it to provide 4375 starting and 3500 running watts when gas-powered and 3150 running and 3950 starting watts when run by propane.

A combination of a fuel selector, an electric start, and Cold Start Technology ensures you get the most comfortable time starting this generator. Furthermore, there is the Volt-Guard, a surge protector, and a low-oil shutoff sensor providing ideal safety measures. Even though the generator doesn’t come with a wheel and handle kit, its compact and lightweight design allows easy transportation.

4. DuroStar DS5500EH Dual-Fuel Portable Generator

DuroStar DS5500EH is another dual-fuel generator well-built to give you the best chance of keeping you connected to the world when power disappoints. The generator comes with a durable 225cc Air-Cooled OHV DuroStar engine that is coupled with a low-oil shut-off feature. And with this kind of engineering, the generator is capable of giving you 4500 running watts and 5500 starting watts of power enough to run household appliances and job site tools.

Beyond the freedom and flexibility for dual-fuel technology, the generator also uses patented DuroMax Mx2 technology designed to maximize performance from each of the 120-volt receptacles. The model uses a user-friendly power panel, ensuring you have the most comfortable time operating the generator. With an 8-hour runtime and mobility kit, this a perfect generator for use in remote areas.

5. WEN DF475T Dual-Fuel Portable Generator

If you’re searching for a Transfer Switch Ready dual-fuel generator, the WEN DF475T is a perfect choice. It comes as a CARB compliant portable generator ready to give you versatile mobile power. If you’re suffering because of power outages, or your RV needs a powerful portable generator, well, this is a unit you can have for all that and much more.

With 3500 running watts and 4350 surge watts, this is a model you can trust to have your back during a power blackout, tailgating, camping, or even job site power needs. The power panel is fully packed with various outlets that allow top-notch versatility of the generator. The GFCI protection on home outlets ensures you get clean, safe power for running your appliances.

6. Champion 100297 Portable Generator

The Champion 100297 comes as an 8000-watt portable dual-fuel generator designed with perfect convenience and versatility combination in mind. It’s a generator that will give you enough power for your home or your next project. The generator is here to make powering your life convenient than ever before. With a comfortable electric start featuring a 12v battery and Cold Start Technology, starting this generator has been making quick and super soft.

Another thing, to avoid surprises, you can now easily monitor the unit’s power output while also tracking maintenance intervals with the convenient Intelligauge. The gauge also allows you to track the voltage, frequency, and runtime of the generator. The generator is here to give you whooping 10000 starting and 8000 running watts while on gas and 9025 starting and 7250 running watts while running on propane.

7. Rainier R4400DF Dual-Fuel Portable Generator

Rainier R4400DF is another robust and high-power dual-fuel generator designed with portability in mind. It’s here to give you 3600 rated watts and 4400 peak watts when on gasoline and 3300 rated watts and 4000 peak watts on propane. That is enough power to keep your home appliances running during a power outage, run your RV, power your tools, or even keep you warm while you camp.

It has an Open Frame design that keeps everything fresh allowing the engine to run for long hours without any problems. Additionally, the rugged construction allows better durability while the portability design plus the wheel kit allows improved mobility. That’s not all; there is a built-in fuel gauge that keeps you informed on the amount of gasoline you have left on the tank.

8. Pulsar PG10000B16 Dual-Fuel Portable Generator

When talking about the best dual-fuel and portable generators, you cannot forget to mention Pulsar PG10000B16. Why? It’s a powerful, portable generator that comes with dual-fuel technology allowing it to run on gasoline or propane. It’s built to provide reliable power during an outage or a compact ability to use with outdoor camping or tailgating, RVing, or in remote job sites.

Additionally, the generator comes with a high-power single-cylinder OHV engine allowing it to deliver whopping 8000 running watts and 10000 starting watts of gas power and 7000 running watts and 9000 peak watts of Propane power. Other than that, the unit is conveniently designed to be easily transportable and movable. That’s why it comes with a portable design fitted with a mobility kit.

9. Champion 100165 Portable Generator w/Electric Start

Champion 100165 dual-fuel generator is another highly dependable model. It comes as a high-capacity generator designed to deliver 9375 starting and 7500 running watts when on gasoline and 8400 starting and 6750 running watts while on propane. It uses a highly reliable Champion OHV engine that is also fuel-efficient.

The unit is capable of giving an 8-hour run time with gasoline and 5.5-hour runtime with propane both at half load. For safe fuel selection, this generator uses a patented fuel selector, allowing you to change the fuel even when the generator is running. Starting the generator is something praised a lot thanks to the use of convenient electric start and the Cold Start Technology.

10. Sportsman GEN4000DF Dual-Fuel Portable Generator

Next in the list is the Sportsman GEN4000DF, another highly-reliable portable generator. It’s a perfect power unit you’re searching for something to running you RV when you’re on the road, keep you warm and entertained while you camp or run your home essentials during an outage. The generator is capable of delivering 3500 running watts and 4000 starting watts of gas power.

Apart from this, you can expect to be surprised by the reliable, high-performance generator that delivers all thanks to its powerful 212cc EPA-approved OHV engine. As a source of affordable, portable, and flexible power, the generator is well-praised for delivering reliably and safely. The power panel comes with multiple outlets, safety circuit breakers, and, best of all, a voltmeter.

11. Champion 76533 Portable Generator w/Electric Start

Champion 76533 as one of the best duel-fuel generator is here to give you a useful, convenient, and portable power solution. The generator is ideal for emergencies and versatile applications with performance excellence for work, play, or home. Since it’s a dual fuel generator, it can provide you with 3800 running and 4750 starting watts on gasoline and 3420 running and 4275 starting on propane.

Starting the generator is quite straightforward, thanks to the easy-touch electric start and the Cold Start Technology. The durable steel frame employed here delivers heavy-duty protection to the whole system allowing improved longevity.

12. DuroMax XP2000EH Dual-Fuel Inverter Generator

XP2000EH dual-fuel generator is the next model in the list. It’s a deliver clean, quiet power unsurpassed in its class. As a DuroMax Digital Portable Inverter, it’s more than capable of generating 2,000 watts of inverter power. The generator has an integrated handle and lightweight body that improves its maneuverability. It makes a perfect companion for RVing, emergency power, tailgating, or camping.

Apart from giving power-on-the-Go convenience, you also get to enjoy clean, stable power, thanks to its Inverter Technology. And you know what, the generator has an Idle Control Function that lower the engine RPMs when not in use, therefore, saving you fuel and minimizing noise. If you need a generator ideal for situations like on job sites, this can be your savior.

13. Firman H03651 Dual-Fuel Portable Generator

Another dual-fuel generator that you can buy and expect exceptional performance and top-notch reliability is the Firman H03651 generator. It features 4550 starting watts and 3650 running watts of gas power and 4100 surges and 3300 running watts of LPG power. Additionally, the power supplied by this generator is provided by its Max Pro Series 208cc FIRMAN engine designed to run cool and stay efficient thanks to the use of Phoenix Fat Head Block.

With the use of a Whisper Series muffler, the generator can keep the operation noise at 67 decibels, considerably low compared to other generators of its size. Starting the generator is quite simple; all you need is a push of a button on its power panel. The generator also has a 3-In-1 Data Minder monitoring the running hours, frequency, and voltage.

14. Pulsar G10KBN Space Dual-Fuel Portable Generator

Be it job site needs, camping, tailgating, or home emergency power backup, this next model, the Pulsar G10KBN, is a generator capable of handling it all. It has enough power to run significant appliances in case of an outage. The dual-fuel capability provides the option of choosing the most available and convenient fuel between propane and gasoline. It’s a highly versatile model with multiple outlets, including a home application twist-lock outlet.

Another thing, the model is highly portable thanks to its rugged mobile design and the heavy-duty mobility kit that consists of robust never-flat wheels and dual drop-down handles. It’s quite easy to maneuver and store. The convenience of its easy Electric Push Start is also something adorable about this generator.

15. Champion 100263 Portable Inverter Generator w/Electric Start

The next best duel fuel generator is the Champion 100263, another dual-fuel, RV-ready generator but this time an inverter model. It’s here to give you a combination of convenience and versatility. The reliable and efficient power provided by this generator is ideal for home, project, or RV use. It’s designed to give you 3100 starting and 3400 running watts on gasoline while propane fuel to provide you with 3060 starting and 2790 running watts.

Its convenient electric start is also fitted with Cold Start Technology put in place to ensure you get a quick start in cold weather. As an inverter generator, it uses the Inverter Technology to deliver clean, stable, and reliable power ideal for use with sensitive appliances and electronics. Its highly-reliable 192cc Champion engine also has an eco-mode designed to lower the electrical load, and in the process, reduce noise, improve fuel-efficiency and boost motor’s life.

Best Dual Fuel Generator Buying Guide:

Similar to buying your fridge, furniture, or any other purchase you make, you must understand your options as well as the things to choose while making your selection. Here are some of the few things you need to consider next time you’re shopping for a dual fuel generator.

1. Your Power Needs

The goal of buying a generator is to get a power source enough for your power needs. Right? Well, that is feasible if you buy a generator with enough running and starting wattage. But before that, you need to know your power needs by getting all the appliances and power tools you need to run and adding up their power needs. Now you can use this info to find the right generator for you.

2. Fuel Type

Yes, you need a dual-fuel generator, but what fuels that the generator use. For a standby generator, it’s most likely to be a diesel and natural gas, while for a portable generator, it can be gasoline, diesel, propane, and rarely natural gas. You need to buy a model that gives you an easy time getting access to fuel.

3. Portability and Mobility

Another feature that you need to consider unless you’re buying a standby home generator is the portability and mobility. If you’re buying a generator for camping, RVing or tailgating, outdoor use to be precise, you have to consider a generator that’s easily portable and mobile.

4. Power Panel

Everything that pertains to controlling the generator needs to be on the power panel. That includes circuit breakers, indicators, power switch, and more. You need to check it before you buy the generator. The design and features on the power panel will tell you how easy it is to operate the generator.

Frequently Asked Questions (FAQs)

Q. Can I converter a natural gas dual generator to operate on propane?

A. Some models allow conversion, but some do not. You need to enquire with the manufacturer before you go fixing things up.

Q. Can I run an LPG/gas dual-fuel generator with both fuels on?

A. Yes, but for some models only! Some dual generators can run on both fuels at a go, but some do not. Those that don’t require you to switch one fuel supply off for the other to be on.

Conclusion

I can already see the smile on your face. With the right dual-fuel generator, you will not only be gifting yourself with the freedom to use either of the fuels, but you also be getting a versatile model you can use with various applications. Everything I have in this guide will make your process smoother and more comfortable. It’s your time now, find the best dual generator for your needs, and proceed to market. Good Luck!

Read More:

• Champion 1000 Watt Inverter Generator
• Hybrid Generator